Erichsen, J. E. (1874). Lectures on Hospitalism: And the Causes of Death after Operations.
Παραπομπή Chicago StyleErichsen, John Eric. Lectures On Hospitalism: And the Causes of Death After Operations. 1874.
Παραπομπή MLAErichsen, John Eric. Lectures On Hospitalism: And the Causes of Death After Operations. 1874.
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